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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/MIDIPermissionRequest.h"
#include "mozilla/dom/MIDIAccessManager.h"
#include "nsIGlobalObject.h"
#include "mozilla/Preferences.h"
#include "nsContentUtils.h"
//-------------------------------------------------
// MIDI Permission Requests
//-------------------------------------------------
NS_IMPL_CYCLE_COLLECTION_INHERITED(MIDIPermissionRequest,
ContentPermissionRequestBase, mPromise)
NS_IMPL_QUERY_INTERFACE_CYCLE_COLLECTION_INHERITED(MIDIPermissionRequest,
ContentPermissionRequestBase,
nsIRunnable)
NS_IMPL_ADDREF_INHERITED(MIDIPermissionRequest, ContentPermissionRequestBase)
NS_IMPL_RELEASE_INHERITED(MIDIPermissionRequest, ContentPermissionRequestBase)
MIDIPermissionRequest::MIDIPermissionRequest(nsPIDOMWindowInner* aWindow,
Promise* aPromise,
const MIDIOptions& aOptions)
: ContentPermissionRequestBase(
aWindow->GetDoc()->NodePrincipal(), aWindow,
""_ns, // We check prefs in a custom way here
"midi"_ns),
mPromise(aPromise),
mNeedsSysex(aOptions.mSysex) {
MOZ_ASSERT(aWindow);
MOZ_ASSERT(aPromise, "aPromise should not be null!");
MOZ_ASSERT(aWindow->GetDoc());
mPrincipal = aWindow->GetDoc()->NodePrincipal();
MOZ_ASSERT(mPrincipal);
}
NS_IMETHODIMP
MIDIPermissionRequest::GetTypes(nsIArray** aTypes) {
NS_ENSURE_ARG_POINTER(aTypes);
nsTArray<nsString> options;
if (mNeedsSysex) {
options.AppendElement(u"sysex"_ns);
}
return nsContentPermissionUtils::CreatePermissionArray(mType, options,
aTypes);
}
NS_IMETHODIMP
MIDIPermissionRequest::Cancel() {
mPromise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
return NS_OK;
}
NS_IMETHODIMP
MIDIPermissionRequest::Allow(JS::HandleValue aChoices) {
MOZ_ASSERT(aChoices.isUndefined());
MIDIAccessManager* mgr = MIDIAccessManager::Get();
mgr->CreateMIDIAccess(mWindow, mNeedsSysex, mPromise);
return NS_OK;
}
NS_IMETHODIMP
MIDIPermissionRequest::Run() {
// If the testing flag is true, skip dialog
if (Preferences::GetBool("midi.prompt.testing", false)) {
bool allow =
Preferences::GetBool("media.navigator.permission.disabled", false);
if (allow) {
Allow(JS::UndefinedHandleValue);
} else {
Cancel();
}
return NS_OK;
}
// If we already have sysex perms, allow.
if (nsContentUtils::IsExactSitePermAllow(mPrincipal, "midi-sysex"_ns)) {
Allow(JS::UndefinedHandleValue);
return NS_OK;
}
// If we have no perms, or only have midi and are asking for sysex, pop dialog
if (NS_FAILED(nsContentPermissionUtils::AskPermission(this, mWindow))) {
Cancel();
return NS_ERROR_FAILURE;
}
return NS_OK;
}